| 年份 | 布隆迪  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 1.849 | 
| 2021 | 3.1 | 
| 2020 | 0.327157 | 
| 2019 | 1.81257 | 
| 2018 | 1.60994 | 
| 2017 | 0.500001 | 
| 2016 | -0.600001 | 
| 2015 | -3.9 | 
| 2014 | 4.24065 | 
| 2013 | 4.92419 | 
| 2012 | 4.44671 | 
| 2011 | 4.0326 | 
| 2010 | 5.12416 | 
| 2009 | 3.81275 | 
| 2008 | 4.86172 | 
| 2007 | 3.45195 | 
| 2006 | 5.41381 | 
| 2005 | 0.9 | 
| 2004 | 4.83366 | 
| 2003 | -1.22373 | 
| 2002 | 4.44652 | 
| 2001 | 2.05581 | 
| 2000 | -0.856864 | 
| 1999 | -1.01 | 
| 1998 | 4.75 | 
| 1997 | -1.59 | 
| 1996 | -8 | 
| 1995 | -7.92 | 
| 1994 | -3.83 | 
| 1993 | -6.24 | 
| 1992 | 1.01 | 
| 1991 | 4.99684 | 
| 1990 | 3.49982 | 
| 1989 | 1.3495 | 
| 1988 | 5.03102 | 
| 1987 | 5.5031 | 
| 1986 | 3.25018 | 
| 1985 | 11.7832 | 
| 1984 | 0.155544 | 
| 1983 | 3.71533 | 
| 1982 | -1.0536 | 
| 1981 | 12.1633 | 
| 1980 | 0.991056 | 
| 1979 | 1.66495 | 
| 1978 | -0.940576 | 
| 1977 | 11.4695 | 
| 1976 | 7.94266 | 
| 1975 | 0.69792 | 
| 1974 | -0.72684 | 
| 1973 | 6.88905 | 
| 1972 | -6.40396 | 
| 1971 | 2.74683 | 
| 1970 | 21.3257 | 
| 1969 | -1.45954 | 
| 1968 | -0.297884 | 
| 1967 | 13.8215 | 
| 1966 | 4.61299 | 
| 1965 | 3.96723 | 
| 1964 | 6.27304 | 
| 1963 | 4.13541 | 
| 1962 | 9.06316 | 
| 1961 | -13.7461 | 
| 1960 | - |